Granted Patent
Utility
US 4,405,566 · App. 06/192,929
Removal of uranium from sulphate solutions containing molybdenum
Inventors:
Donald R. Weir, Roman M. Genik-Sas-Berezowsky
Patented Case
View Patent ↗
Granted: Sep 20, 1983
Filed: Oct 1, 1980
Inventors
Donald R. Weir
Roman M. Genik-Sas-Berezowsky
Assignee (at issue)
Sherritt Gordon Mines Limited
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.